CN218217567U - Plane sound box with changeable pictures - Google Patents
Plane sound box with changeable pictures Download PDFInfo
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- CN218217567U CN218217567U CN202221539206.8U CN202221539206U CN218217567U CN 218217567 U CN218217567 U CN 218217567U CN 202221539206 U CN202221539206 U CN 202221539206U CN 218217567 U CN218217567 U CN 218217567U
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Abstract
The utility model discloses a plane audio amplifier of interchangeable picture relates to the audio amplifier field, including protecting frame, plane sound production panel is installed to protecting frame's front side, and protecting frame's rear side is connected with the audio amplifier backplate, protecting frame is the major structure of audio amplifier. The utility model discloses the outward appearance is like the picture frame, the photo holder frame, the propaganda frame, picture content can be changed at any time as required and paste the famous-words police sentence, famous person's picture, hang in the classroom wall, a public address is used in the classroom, can paste company's poster, the culture picture of enterprise, hang at office or meeting room, replace traditional audio amplifier, can paste wedding dress and hang at home, be an audio amplifier that has decorative function, adopt the method that plane sound production panel and traditional speaker combined together, utilize the sound production principle and the characteristic of plane sound production panel, make ultra-thin molding with the audio amplifier body, like the pattern of frame, plus special low frequency speaker unit, increase the whole low frequency performance of audio amplifier.
Description
Technical Field
The utility model relates to an audio amplifier field specifically is a plane audio amplifier of interchangeable picture.
Background
The sound box refers to a device capable of converting an audio signal into sound, and in popular terms, the device is a sound box main unit box body or a bass box body which is internally provided with a power amplifier, and the sound box generates sound after the audio signal is amplified, so that the sound of the sound box becomes louder.
The traditional audio amplifier structure on the market is well known, a box (sound cavity), the box openly is one or more speaker unit, speaker unit is mostly the vibrating diaphragm of toper cone or similar material, positive surface is ornamental material such as the dustproof cloth or net of sound transmission ventilative, the outward appearance is almost the same at will, hang in the classroom, the meeting room, the wall is all difficult to be coordinated pleasing to the eye with current wall decoration in the family, also there are few producers in the market to withdraw from the flat audio amplifier, but because of the restriction of vocal principle itself, the sound that often comes out is slightly poor at traditional audio amplifier, the low frequency performance of sound is very weak, need the flat audio amplifier of a interchangeable picture for this.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a plane audio amplifier of interchangeable picture to solve traditional audio amplifier outward appearance almost the same rule, hang in classroom, meeting room, the wall of family and all hardly coordinate pleasing to the eye with current wall decoration, some plane audio amplifiers are because of the limitation of vocal principle itself, and the sound that often comes out is slightly different from traditional audio amplifier, the very weak technical problem of the low frequency performance ability of sound.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plane audio amplifier of interchangeable picture, includes protective frame, protective frame's front side installs plane sound production panel, and protective frame's rear side is connected with the audio amplifier backplate, protective frame is the major structure of audio amplifier, plays the whole effect with the protection plane sound production panel of fixed audio amplifier, and protective frame and audio amplifier backplate constitute the whole frame construction of audio amplifier jointly, plane sound production panel is one of the main sound production unit of audio amplifier, and the front side of plane sound production panel pastes and have removable picture, removable picture is including picture main part and gum, the picture main part is through the sticky surface of pasting at plane sound production panel of gum, the below of plane sound production panel is provided with low frequency speaker unit sound outlet, and low frequency speaker unit sound outlet is located protective frame below the surface of frame, low frequency speaker unit sound outlet is an integral part with protective frame, the internally mounted of audio amplifier backplate has audio amplifier control circuit board, and audio amplifier control circuit board's below installs first vibration exciter and second vibration exciter, the below of first vibration exciter and second vibration generator is installed the main sound production unit of low frequency speaker, and is installed the vibration exciter signal embedding of frequency divider audio amplifier control circuit board and is the main sound production panel of low frequency speaker, and is provided the low frequency speaker drive audio amplifier unit and is the low frequency speaker sound production panel.
Preferably, the planar sound production panel is made of a honeycomb panel made of a light material.
Preferably, a gap of 1-2 mm is formed between the protective frame and the plane sound production panel.
Preferably, the number of the first exciters and the second exciters is multiple.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the audio amplifier outward appearance is like the picture frame, the photo holder frame, publicity frame, the picture content can be changed at any time as required and paste the famous-language police sentence, the famous person picture, hang in the classroom wall, a use for the classroom public address, can paste company's poster, the culture picture of enterprise, hang at office or meeting room, replace traditional audio amplifier, can paste wedding dress and hang at home, be an audio amplifier that has decorative function, adopt the method that plane sound production panel and traditional speaker combined together, utilize the sound production principle and the characteristic of plane sound production panel, make ultra-thin molding with the audio amplifier body, like the pattern of frame, plus special low frequency speaker unit, increase the whole low frequency performance of audio amplifier.
Drawings
Fig. 1 is a front schematic structural view of the present invention;
fig. 2 is a schematic side sectional structure view of the present invention.
In the figure: 101. a protective frame; 102. a planar sound emitting panel; 103. a replaceable picture; 104. a low frequency speaker unit sound outlet; 201. a sound box back plate; 202. a sound box control circuit board; 203. a first vibration exciter; 204. a second vibration exciter; 205. a low frequency speaker unit; 206. a picture body; 207. and (7) back gluing.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The following describes an embodiment of the present invention according to its overall structure.
Referring to fig. 1 and 2, a planar sound box with changeable pictures includes a protection frame 101, the protection frame 101 may be made of metal or by an injection molding process, a planar sound panel 102 is installed on a front side of the protection frame 101, the planar sound panel 102 is made of a honeycomb panel made of a light material, a gap of 1-2 mm is formed between the protection frame 101 and the planar sound panel 102, a sound box back panel 201 plays a role in fixing and protecting, a sound box back panel 201 is connected to a rear side of the protection frame 101, the protection frame 101 is a main body structure of the sound box and plays a role in fixing the whole sound box and protecting the planar sound panel 102, the protection frame 101 and the sound box back panel 201 jointly form an integral frame structure of the sound box, the planar sound panel 102 is one of main sound box units, a changeable picture 103 is pasted on the front side of the planar sound panel 102, the changeable picture 103 includes a picture main body 206 and a back glue 207, when picture main part 206 needs to be replaced, picture main part 206 can be torn off, so that gum 207 and plane sound production panel 102 are separated, and then new picture main part 206 is pasted, a new replaceable picture 103 is formed, picture main part 206 is pasted on the surface of plane sound production panel 102 through gum 207, low-frequency speaker unit sound outlet 104 is arranged below plane sound production panel 102, low-frequency speaker unit sound outlet 104 is located on the surface of the lower protective frame of protective frame 101, low-frequency speaker unit sound outlet 104 and protective frame 101 are an integral component, sound box back plate 201 is internally provided with sound box control circuit board 202, first vibration exciter 203 and second vibration exciter 204 are installed below sound box control circuit board 202, low-frequency speaker unit 205 is installed below first vibration exciter 203 and second vibration exciter 204, the sound box control circuit board 202 is internally provided with a frequency divider, an input audio signal is divided and then distributed to the first vibration exciter 203, the second vibration exciter 204 and the low-frequency speaker unit 205, the sound outlet hole 104 of the low-frequency speaker unit 205 mainly provides an air conduction sound outlet effect, the first vibration exciter 203 and the second vibration exciter 204 are driving units of a plane sound production panel, the first vibration exciter 203 and the second vibration exciter 204 mainly play a role in driving the plane sound production panel 102, the low-frequency speaker unit 205 is embedded into a picture frame after a cavity of the low-frequency speaker is subjected to a flat design, the number of the first vibration exciter 203 and the second vibration exciter 204 can be multiple groups or one group, the sound box control circuit board 202 can also be a circuit board containing a power supply module, a power amplifier module and a screen divider, and the sound outlet hole of the low-frequency speaker unit 205 is reserved at the position shown in fig. 1 and fig. 2, so that sound is conveniently emitted.
This device is used for the classroom, the conference room, the office, the plane audio amplifier of removable picture under scenes such as family, also known as the picture audio amplifier, the audio amplifier outward appearance is like the picture frame, the photo holder frame, the propaganda frame, the picture content can be changed as required at any time, can paste the alarm sentence of famous language, the celebrity picture, hang in the classroom wall, be used for the classroom public address to use simultaneously as a part of campus culture construction, can paste company's poster, the culture picture of enterprise, hang in office or conference room, replace traditional audio amplifier, can paste the wedding dress and hang at home, be a audio amplifier that has decorative function, both audio amplifier and wall picture, do not destroy original fitment design style, it is harmonious unified with the environment.
Those not described in detail in this specification are within the skill of the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. A plane audio amplifier of interchangeable picture, includes protection frame (101), its characterized in that: the sound box comprises a protection frame (101), a plane sound production panel (102) is installed on the front side of the protection frame (101), a sound box back plate (201) is connected to the rear side of the protection frame (101), the protection frame (101) is of a main body structure of the sound box, the function of fixing the whole sound box and protecting the plane sound production panel (102) is achieved, the protection frame (101) and the sound box back plate (201) jointly form the whole frame structure of the sound box, the plane sound production panel (102) is one of main sound production units of the sound box, a replaceable picture (103) is pasted on the front side of the plane sound production panel (102), the replaceable picture (103) comprises a picture main body (206) and a back adhesive (207), the picture main body (206) is pasted on the surface of the plane sound production panel (102) through the back adhesive (207), a low-frequency speaker unit sound outlet (104) is formed in the lower portion of the plane sound production panel (102), the low-frequency speaker unit sound outlet (104) is located on the surface of the protection frame (101) of the lower side of the protection frame, the low-frequency speaker unit sound outlet (104) and the protection frame (101) are parts, a low-frequency speaker unit sound exciter, a second sound exciter control circuit board (202) and a second sound control circuit board (204) are installed inside the sound production control circuit board (203), loudspeaker box control circuit board (202) embeds there is the frequency divider, distributes first vibration exciter (203), second vibration exciter (204) and woofer unit (205) after the audio signal frequency division of input, woofer unit phonate hole (104) mainly provide the air guide for woofer unit (205) and derive the sound effect, first vibration exciter (203) and second vibration exciter (204) are the drive unit of plane sound production panel, and just first vibration exciter (203) and second vibration exciter (204) mainly play the effect of driving plane sound production panel (102), inside the frame is embedded into behind woofer unit (205) the cavity platyzation design of woofer.
2. A picture-changeable flat sound box according to claim 1, wherein: the plane sounding panel (102) is made of a honeycomb panel made of light materials.
3. A flat sound box with changeable pictures according to claim 1, wherein: a gap of 1-2 mm is arranged between the protective frame (101) and the plane sounding panel (102).
4. A flat sound box with changeable pictures according to claim 1, wherein: the number of the first vibration exciters (203) and the second vibration exciters (204) is multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221539206.8U CN218217567U (en) | 2022-06-20 | 2022-06-20 | Plane sound box with changeable pictures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221539206.8U CN218217567U (en) | 2022-06-20 | 2022-06-20 | Plane sound box with changeable pictures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218217567U true CN218217567U (en) | 2023-01-03 |
Family
ID=84647167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221539206.8U Active CN218217567U (en) | 2022-06-20 | 2022-06-20 | Plane sound box with changeable pictures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218217567U (en) |
-
2022
- 2022-06-20 CN CN202221539206.8U patent/CN218217567U/en active Active
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